Spec-by-spec
Head to head
Contenders from Self-Cleaning Litter Boxes, every metric lined up. The winning value in each row is outlined.
PETKIT PuraMax 2 Automatic Self-Cleaning Litter Box with App Control #3 in Self-Cleaning Litter Boxes 
Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#21
Cleaning Effectiveness
Rake-based, full sift cycles
Reliable raking, occasional residue
Odor Control
Sealed drawer + N50 2.0 carbon filter
Drawer containment, limited sealing info
App & Safety Sensors
Full app tracking + 11 sensors, anti-pinch
Safety sensors present, no app features
Waste-Drawer Capacity
76L interior, 7L waste bin, 15-day hold
Designed for multiple cats, drawer size moderate
Ease Of Maintenance
Drawer empties easily; accessible design
Liner system simplifies emptying
Noise
Moderate rake cycle noise
Typical motor noise, not marketed as silent
Value
$299.99 (23% off list); premium mid-range
Strong performance at $123 price point
Verdict
Best app-enabled automatic litter box for multi-cat homes
Budget-friendly automatic litter box, light on features.
Affiliate link — we may earn a commission